NL6808674A - - Google Patents

Info

Publication number
NL6808674A
NL6808674A NL6808674A NL6808674A NL6808674A NL 6808674 A NL6808674 A NL 6808674A NL 6808674 A NL6808674 A NL 6808674A NL 6808674 A NL6808674 A NL 6808674A NL 6808674 A NL6808674 A NL 6808674A
Authority
NL
Netherlands
Application number
NL6808674A
Other versions
NL149019B (nl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of NL6808674A publication Critical patent/NL6808674A/xx
Publication of NL149019B publication Critical patent/NL149019B/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R11/00—Transducers of moving-armature or moving-core type
    • H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
    • H04R11/12—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/16—Mounting or connecting stylus to transducer with or without damping means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Electromagnets (AREA)
NL686808674A 1968-01-23 1968-06-20 Stereofonische groeftaster. NL149019B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69993668A 1968-01-23 1968-01-23

Publications (2)

Publication Number Publication Date
NL6808674A true NL6808674A (fr) 1969-12-23
NL149019B NL149019B (nl) 1976-03-15

Family

ID=24811548

Family Applications (1)

Application Number Title Priority Date Filing Date
NL686808674A NL149019B (nl) 1968-01-23 1968-06-20 Stereofonische groeftaster.

Country Status (4)

Country Link
US (1) US3627931A (fr)
DE (1) DE1772683B2 (fr)
GB (1) GB1233791A (fr)
NL (1) NL149019B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2126218A1 (fr) * 1971-02-23 1972-10-06 Matsushita Electric Ind Co Ltd

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5123893B2 (fr) * 1974-06-11 1976-07-20
US4103116A (en) * 1974-12-05 1978-07-25 Nippon Gakki Seizo Kabushiki Kaisha Pickup cartridge with moving magnet armature
JPS5821324B2 (ja) * 1976-03-18 1983-04-28 ヤマハ株式会社 電磁型ピツクアツプ
JPS5487504A (en) * 1977-12-23 1979-07-12 Alps Electric Co Ltd Electromagnetic pickup cartridge
JPS5844896A (ja) * 1981-09-10 1983-03-15 Sony Corp ム−ビングコイル型カ−トリツジ
JPS58184993U (ja) * 1982-05-31 1983-12-08 ヤマハ株式会社 ム−ビングマグネツト形ピツクアツプカ−トリツジ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA718099A (en) * 1965-09-14 N.V. Philips Gloeilampenfabrieken Converting device for recording or scanning groove-like record tracks
FR747504A (fr) * 1931-12-14 1933-06-16
GB556975A (en) * 1942-04-27 1943-10-29 Kapella Ltd Improvements in or relating to apparatus for measuring or indicating the roughness or undulations of a surface
US2415681A (en) * 1944-09-07 1947-02-11 Gen Electric Electric pickup
US2553715A (en) * 1947-08-12 1951-05-22 George L Miller Segmented magnetic armature for phonograph pickups
US2829210A (en) * 1951-08-15 1958-04-01 Donald J Baker Magnetic pickup
US3005060A (en) * 1958-03-03 1961-10-17 Weathers Paul Signal transducing systems
GB930366A (en) * 1958-11-10 1963-07-03 Bang & Olufsen Produktionssels Stereophonic pick-up having a single stylus
DK110237C (da) * 1960-10-22 1973-01-22 Fonofilm Ind As Stereofonisk elektrodynamisk lydaftager.
US3294405A (en) * 1963-12-11 1966-12-27 Audio Dynamics Corp Phonograph pick-up

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2126218A1 (fr) * 1971-02-23 1972-10-06 Matsushita Electric Ind Co Ltd

Also Published As

Publication number Publication date
NL149019B (nl) 1976-03-15
GB1233791A (fr) 1971-05-26
DE1772683B2 (de) 1974-02-21
US3627931A (en) 1971-12-14
DE1772683C3 (fr) 1974-09-26
DE1772683A1 (de) 1972-02-24

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: NIPPON